Quora

A most vexing question: Q&A site Quora was ironically left with the greatest puzzle of all - why its site was down

最恼火的问题： 问答网站Quora令人讽刺地给大家留下一个最大的谜题——为什么这个网站宕掉了？

He has invested some of his own money and Benchmark's in several companies founded by former colleagues, including Quora and Asana.

他已经向前同事创办的好几家公司包括Quora和Asana，投了一些自己的钱以及标杆资本的风投。